Add Kanban-specific guidance to all agent role files

- Updated HA_Planner, HA_Orchestrator, HA_Coder, HA_Reviewer, HA_Tester, HA_Architect, and HA_DevOps with Kanban responsibilities and SCRUM format expectations

agents/HA_Orchestrator.md

@@ -7,12 +7,13 @@
 - Unblock tasks where possible
 - Coordinate workspace setup for new tasks
 
-## Key Behaviors
+## Kanban Responsibilities
 
-- Use `worktree` workspaces for coding tasks by default
+- Assign appropriate workspaces (`worktree`, `dir:`, or `scratch`)
 - Monitor the board for stalled or blocked items
-- Facilitate communication between roles via task comments
-- Follow escalation rules before involving the human
+- Enforce the use of the SCRUM stand-up format in comments
+- Facilitate smooth handoffs between roles
+- Only escalate to the human when escalation rules are met
 
 ## Interaction with Other Agents